Home / 92,624.79-138,823.20-52,677.30

Finding the Fourth Proportional to 92,624.79, 138,823.20 and 52,677.30

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Solution

The fourth proportional to 92,624.79, 138,823.20 and 52,677.30 is: 78,951.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,624.79 : 138,823.20 = 52,677.30 : x
  2. Step 2: Convert to fraction form
    92,624.79/138,823.20 = 52,677.30/x
  3. Step 3: Cross multiply
    92,624.79x = 138,823.20 × 52,677.30
  4. Step 4: Simplify right side
    92,624.79x = 7,312,831,353.36
  5. Step 5: Solve for x
    x = 7,312,831,353.36/92,624.79
  6. Step 6: Final answer
    x = 78,951.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.